body,
html {
  margin: 0;
}
body {
  height: 100%;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-family: Helvetica Neue, Helvetica, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Arial, sans-serif;
}

label {
  font-weight: 700;
}

html {
  height: 100%;
  box-sizing: border-box;
}

#app {
  height: 100%;
  box-sizing: border-box;
}

*,
*:before,
*:after {
  box-sizing: inherit;
}

a:focus,
a:active {
  outline: none;
}

a,
a:focus,
a:hover {
  cursor: pointer;
  color: inherit;
  text-decoration: none;
}
a:hover {
  color: royalblue;
}

div:focus {
  outline: none;
}

.clear {
  *zoom: 1;
  &:after {
    content: '';
    display: block;
    clear: both;
  }
}

.fr {
  float: right;
}

.fl {
  float: left;
}

.main-container {
  background-color: #f5f7f9;
  height: 100%;
  .main {
    height: calc(100% - 50px);
    background-color: #fff;
  }
}
